1 Similar to pussy metal, where a band attempts to sound heavy,and really really doesn't.
2 When a band is heavy but sounds so heavy it becomes boring.
3 Where a band tries and fails to emulate the unique sound of some iconic band.
4 When a band is just loud and repetative because they can't invent anything original.
5 When a musician uses a specialised instrament and just uses it normally (like having a six string bass and only using the one string)
e.g.
(1)Korn, Cradel Of Filth, Limp Bizkit, Papa Roach,Marlyon Manson, Murder Dolls, In Flames
(2)Slipknot, Strapping Young Lad, In Flames
(3)Trivium, In Flames
(4)Trivium, Slipknot, Strapping Young Lad, Papa Roach,In Flames
(5)Cradel Of Filth, Papa Roach, Trivium, Marlyon Manson, In Flames